... .SGS ISO9001:2008. 3.Shade for LED lamp Aluminum die casting for LED light base.We are a real factory ... treatmentSandblasting, Painting, Powder coating, Anodize, Galvanized, Chrome plating, Nickel plating,etc.Die casting mouldsCavitySingle or Multiple ... QDN, 8407, 2344V, TQ1, 2343, SKD61,45#steel,etc.Heat treatmentHardened,NitridingHardnessHRC50~55Mould featureAdvanced design, Novel structure, ...